At 03:31 PM 1/4/2004, Kelley wrote: Is there a digital control head available for the HD73 rotor? Something where you can set the direction and it does the work? Thanks, Kelley - WØRK This rot
The controls/rotor are nowhere close to being alike. Larry WA2SRY This rotor looks similar to the Hy-Gain T4X, I do not know if they are compatible. I mention it because there is a neat addition avai
Kelley, CQ ran an article about an outboard controller that was designed to control the HD-73. It required a few mods to the controller and also required another complete circuit to be built. I built
Kelley, Oops! Sorry! I would have sworn it was CQ. I am not sure that the article you found is it though. I don't hav ethose old magazines around any more, but I'll see if I can dig up anything on it
I checked the ARRL Members website for "hd-73" and this was one of the hits: Jan 1983 QST page 17 Automatic Control For The Alliance HD-73 Heavy-Duty Rotator by Mehaffey, Joe, K4IHP > ______________
Well, they both have AC motor, limit switches and potentiometer to indicate position. That's pretty similar to me, considering the variety of designs out there. And that's all the Rotor-EZ need to kn